lauraj Profile Topics Started Replies Created Engagements Favorites Topics Engaged In Viewing topic 1 (of 1 total) Topic Voices Posts Last Post Lungs–A structure that solves the problem via diffusion Started by: lauraj in: Lesson A-11. Atomic/Molecular Motion I: Evidence From Brownian Motion and Diffusion 1 1 7 years ago lauraj Viewing topic 1 (of 1 total)